Fix tests for windows

conda/core/python_dist.py

@@ -10,6 +10,7 @@
 import csv
 import email.parser
 import fnmatch
+import io
 import os
 import re
 import warnings
@@ -277,7 +278,9 @@ def _read_metadata(cls, fpath):
         if fpath and isfile(fpath):
             parser = email.parser.HeaderParser()
 
-            with open(fpath, 'r') as fp:
+            # FIXME: Is this a correct assumption for the encoding?
+            # This was needed due to some errors on windows
+            with io.open(fpath, 'r', encoding='utf-8') as fp:
                 data = parser.parse(fp)
 
         return cls._message_to_dict(data)
@@ -1014,6 +1017,7 @@ def get_python_distribution_info(anchor_file, prefix_path):
 
     # An egg-link might reference a folder where egg-info is not available
     if dist_file is not None:
+        pydist = dist_cls(dist_file)
         try:
             pydist = dist_cls(dist_file)
         except Exception as error:

tests/core/data/__init__.py → test_data/env_metadata/__init__.py

@@ -21,8 +21,8 @@
 # `python setup.py install`
 PATH_TEST_ENV_1 = os.path.join(HERE, 'envpy27osx')
 PATH_TEST_ENV_2 = os.path.join(HERE, 'envpy37osx_whl')
-PATH_TEST_ENV_3 = os.path.join(HERE, 'envpy27win')
-PATH_TEST_ENV_4 = os.path.join(HERE, 'envpy37win_whl')
+PATH_TEST_ENV_3 = os.path.join(HERE, 'envpy37win')
+PATH_TEST_ENV_4 = os.path.join(HERE, 'envpy27win_whl')
 
 METADATA_241_PATH = os.path.join(HERE, 'metadata', 'pep241', 'PKG-INFO')
 METADATA_314_PATH = os.path.join(HERE, 'metadata', 'pep314', 'PKG-INFO')

tests/core/test_python_dist.py

@@ -702,10 +702,25 @@ def test_pip_interop():
         ),
         # Windows
         (PATH_TEST_ENV_3,
-         ()
+         ('babel', 'backports-functools-lru-cache', 'chardet', 'cheroot', 'cherrypy',
+         'cssselect', 'dask', 'django', 'django-phonenumber-field', 'django-twilio',
+         'entrypoints', 'h5py', 'idna', 'jaraco-functools', 'lxml', 'more-itertools',
+         'numpy', 'parsel', 'phonenumberslite', 'pluggy', 'portend', 'py', 'pyjwt',
+         'pyopenssl', 'pytz', 'pywin32', 'pywin32-ctypes', 'queuelib', 'requests',
+         'scrapy', 'service-identity', 'six', 'tempora', 'tox', 'urllib3', 'virtualenv',
+         'w3lib')
         ),
         (PATH_TEST_ENV_4,
-         ()
+         ('asn1crypto', 'attrs', 'automat', 'babel', 'backports-functools-lru-cache',
+         'cffi', 'chardet', 'cheroot', 'cherrypy', 'configparser', 'constantly',
+         'cryptography', 'cssselect', 'dask', 'django', 'django-phonenumber-field',
+         'django-twilio', 'entrypoints', 'enum34', 'functools32', 'h5py', 'hdf5storage',
+         'hyperlink', 'idna', 'incremental', 'ipaddress', 'jaraco-functools', 'keyring',
+         'lxml', 'more-itertools', 'numpy', 'parsel', 'phonenumberslite', 'pluggy',
+        'portend', 'py', 'pyasn1', 'pyasn1-modules', 'pycparser', 'pydispatcher',
+        'pyhamcrest', 'pyjwt', 'pyopenssl', 'pytz', 'pywin32', 'pywin32-ctypes',
+        'queuelib', 'requests', 'scrapy', 'service-identity', 'six', 'tempora', 'tox',
+        'twilio', 'twisted', 'urllib3', 'virtualenv', 'w3lib', 'zope-interface')
         ),
     )